Hydrothermal vent bacterial community in Ordovician ophicalcite, southern Quebec Appalachians Available to Purchase

Carbonate botryoids in Lower Devonian amygdaloidal basalts; evidence for precipitation of high-magnesium calcite from heated and volcanic CO 2 -buffered marine waters Available to Purchase

Ordovician ophicalcites of southern Quebec Appalachians; a proposed early seafloor tectonosedimentary and hydrothermal origin Available to Purchase

Early Devonian marine isotopic signatures; brachiopods from the Upper Gaspe limestones, Gaspe Peninsula, Quebec, Canada; discussion and reply Available to Purchase

Early Devonian marine isotopic signatures; brachiopods from the upper Gaspe limestones, Gaspe Peninsula, Quebec, Canada Available to Purchase